コード例 #1
0
ファイル: vmessout.go プロジェクト: nuaajeff/v2ray-core
func startCommunicate(request *vmessio.VMessRequest, dest v2net.Address, ray core.OutboundRay) error {
	input := ray.OutboundInput()
	output := ray.OutboundOutput()

	conn, err := net.DialTCP("tcp", nil, &net.TCPAddr{dest.IP, int(dest.Port), ""})
	if err != nil {
		log.Error("Failed to open tcp (%s): %v", dest.String(), err)
		close(output)
		return err
	}
	log.Info("VMessOut: Tunneling request for %s", request.Address.String())

	defer conn.Close()

	requestFinish := make(chan bool)
	responseFinish := make(chan bool)

	go handleRequest(conn, request, input, requestFinish)
	go handleResponse(conn, request, output, responseFinish)

	<-requestFinish
	conn.CloseWrite()
	<-responseFinish
	return nil
}
コード例 #2
0
ファイル: freedom.go プロジェクト: nuaajeff/v2ray-core
func (vconn *FreedomConnection) Start(ray core.OutboundRay) error {
	input := ray.OutboundInput()
	output := ray.OutboundOutput()
	conn, err := net.Dial("tcp", vconn.dest.String())
	if err != nil {
		close(output)
		return log.Error("Freedom: Failed to open tcp connection: %s : %v", vconn.dest.String(), err)
	}
	log.Info("Freedom: Sending outbound tcp: %s", vconn.dest.String())

	readFinish := make(chan bool)
	writeFinish := make(chan bool)

	go vconn.DumpInput(conn, input, writeFinish)
	go vconn.DumpOutput(conn, output, readFinish)
	go vconn.CloseConn(conn, readFinish, writeFinish)
	return nil
}
コード例 #3
0
ファイル: socks.go プロジェクト: noah70/v2ray-core
func (server *SocksServer) HandleConnection(connection net.Conn) error {
	defer connection.Close()

	auth, err := socksio.ReadAuthentication(connection)
	if err != nil {
		log.Error("Error on reading authentication: %v", err)
		return err
	}

	expectedAuthMethod := socksio.AuthNotRequired
	if server.config.AuthMethod == JsonAuthMethodUserPass {
		expectedAuthMethod = socksio.AuthUserPass
	}

	if !auth.HasAuthMethod(expectedAuthMethod) {
		authResponse := socksio.NewAuthenticationResponse(socksio.AuthNoMatchingMethod)
		socksio.WriteAuthentication(connection, authResponse)

		log.Info("Client doesn't support allowed any auth methods.")
		return ErrorAuthenticationFailed
	}

	log.Debug("Auth accepted, responding auth.")
	authResponse := socksio.NewAuthenticationResponse(socksio.AuthNotRequired)
	socksio.WriteAuthentication(connection, authResponse)

	request, err := socksio.ReadRequest(connection)
	if err != nil {
		log.Error("Error on reading socks request: %v", err)
		return err
	}

	response := socksio.NewSocks5Response()

	if request.Command == socksio.CmdBind || request.Command == socksio.CmdUdpAssociate {
		response := socksio.NewSocks5Response()
		response.Error = socksio.ErrorCommandNotSupported
		socksio.WriteResponse(connection, response)
		log.Info("Unsupported socks command %d", request.Command)
		return ErrorCommandNotSupported
	}

	response.Error = socksio.ErrorSuccess
	response.Port = request.Port
	response.AddrType = request.AddrType
	switch response.AddrType {
	case socksio.AddrTypeIPv4:
		copy(response.IPv4[:], request.IPv4[:])
	case socksio.AddrTypeIPv6:
		copy(response.IPv6[:], request.IPv6[:])
	case socksio.AddrTypeDomain:
		response.Domain = request.Domain
	}
	log.Debug("Socks response port = %d", response.Port)
	socksio.WriteResponse(connection, response)

	ray := server.vPoint.NewInboundConnectionAccepted(request.Destination())
	input := ray.InboundInput()
	output := ray.InboundOutput()
	finish := make(chan bool, 2)

	go server.dumpInput(connection, input, finish)
	go server.dumpOutput(connection, output, finish)
	server.waitForFinish(finish)

	return nil
}